Electric pump assembly, suspension system and vehicle

Abstract

The utility model discloses an electric pump assembly, a suspension system and a vehicle. The electric pump assembly comprises a first motor pump and a second motor pump, and the first motor pump is provided with a first motor shell; the first motor pump is provided with a first motor shell, the second motor pump is provided with a second motor shell, one end of the axis direction of the first motor shell is connected with one end of the axis direction of the second motor shell, a preset included angle is formed between the axis direction of the first motor shell and the axis direction of the second motor shell, and the preset included angle is larger than 0 degree and smaller than 180 degrees. According to the electric pump assembly disclosed by the embodiment of the utility model, the included angle between the axial directions of the first motor shell and the second motor shell is reasonably arranged, so that the space proportion of the two sides of the electric pump assembly is more reasonably distributed according to the space layout requirement on a chassis, the space utilization rate on the chassis is improved, and the requirement on the space of the chassis is reduced; and the adaptability is better.

Description

TECHNICAL FIELD

[0001] The utility model belongs to vehicle manufacturing technical field, and concretely relates to an electric pump assembly, a suspension system and a vehicle. BACKGROUND

[0002] The suspension motor pump is connected with the damping assembly in the suspension system, and is used for adjusting the height and damping performance of the suspension system, so that the vehicle is adapted to the stable form under different driving conditions and the comfort is improved.

[0003] In the related art, the suspension motor pump includes two motor pumps, and the two motor pumps are coaxially arranged or the axes of the two motor pumps are parallel and arranged side by side. When the space in the chassis is insufficient, the structure of the suspension motor pump is too single, and therefore, the installation condition of the suspension motor pump is limited, interference with other components is prone to occur, and the structural layout of the chassis is not conducive. SUMMARY

[0004] The utility model aims at at least one of the technical problems in the related art to some extent.

[0005] Therefore, the embodiment of the utility model provides an electric pump assembly which can optimize the structural layout of the chassis and improve the space utilization.

[0006] The embodiment of the utility model further provides a suspension system.

[0007] The embodiment of the utility model further provides a vehicle.

[0008] The electric pump assembly of the embodiment of the utility model comprises:

[0009] The first motor pump has a first motor shell;

[0010] The second motor pump has a second motor shell, one end of the axial direction of the first motor shell and one end of the axial direction of the second motor shell are connected, the axial direction of the first motor shell and the axial direction of the second motor shell have a preset included angle, and the preset included angle is greater than 0 degrees and less than 180 degrees.

[0011] The electric pump assembly of the embodiment of the utility model rationally arranges the included angle of the axial direction of the first motor shell and the second motor shell, thereby more reasonably distributing the space proportion of the two sides of the electric pump assembly according to the space layout requirement on the chassis, improving the space utilization on the chassis, reducing the requirement for the space of the chassis, and being more adaptable.

[0012] In some embodiments, the first motor shell and the second motor shell are integrally formed.

[0013] In some embodiments, the first motor housing and the second motor housing are independently provided.

[0014] In some embodiments, an axial end of the first motor housing has a first abutting surface, an axial end of the second motor housing has a second abutting surface, and the first abutting surface and the second abutting surface abut against each other.

[0015] In some embodiments, the first motor housing and the second motor housing are independently provided.

[0016] In some embodiments, the first motor pump has a first pump housing, and the second motor pump has a second pump housing, the first pump housing is connected to an end of the first motor housing away from the second motor housing, and the second pump housing is connected to an end of the second motor housing away from the first motor housing.

[0017] In some embodiments, the preset included angle is greater than or equal to 90 degrees and less than 180 degrees.

[0018] In some embodiments, the controller further has a controller housing connected to the first motor housing and the second motor housing.

[0019] In some embodiments, the controller housing has a first section and a second section, the first section is arranged on a side wall of the first motor housing, a length extension direction of the first section is parallel to an axial direction of the first motor housing, the second section is arranged on a side wall of the second motor housing, and a length extension direction of the second section is parallel to an axial direction of the second motor housing.

[0020] In some embodiments, the first section and the second section are integrally formed.

[0021] In some embodiments, the first section and the second section are independently provided, and one end of the first section in the length direction is connected to one end of the second section in the length direction.

[0022] In some embodiments, the first section has a first cavity, the second section has a second cavity, the first cavity and the second cavity are independently provided as sealed cavities, or the first cavity and the second cavity are connected and define a sealed cavity.

[0023] The suspension system of the embodiment of the utility model for vehicle comprises:

[0024] A first damping assembly and a second damping assembly.

[0025] The electric pump assembly is the electric pump assembly according to any one of the preceding embodiments, the first motor pump is connected with the first damping assembly, and the second motor pump is connected with the second damping assembly.

[0026] The vehicle according to the embodiments of the present application includes the electric pump assembly according to any one of the preceding embodiments or the suspension system described above. BRIEF DESCRIPTION OF DRAWINGS

[0027] Figure 1 is a schematic view of the electric pump assembly according to another embodiment of the present application.

[0028] Figure 2 is a schematic view of the electric pump assembly according to another embodiment of the present application.

[0029] Figure 3 is a schematic view of the electric pump assembly according to another embodiment of the present application.

[0030] Figure 4 is a schematic view of the electric pump assembly according to another embodiment of the present application.

[0031] REFERENCE NUMERALS:

[0032] 100, electric pump assembly;

[0033] 1, first motor pump; 11, first motor housing; 12, first pump housing;

[0034] 2, second motor pump; 21, second motor housing; 22, second pump housing;

[0035] 3, controller; 31, controller housing; 311, first section; 312, second section;

[0036] 4, connecting member; 41, fastener. DETAILED DESCRIPTION

[0037] The embodiments of the present application are described in detail below, and examples of the embodiments are shown in the accompanying drawings. The embodiments described below with reference to the accompanying drawings are exemplary and are intended to explain the present application, and should not be understood as limiting the present application.

[0038] The inventor realizes that the space arrangement of the automobile chassis needs to consider the positions of different parts on the chassis, transmission connections and other factors. In the related art, the axes of the first motor housing and the second motor housing coincide, the first motor housing and the second motor housing are arranged in sequence along the axis direction, or the axes of the first motor housing and the second motor housing are parallel, and the first motor housing and the second motor housing are arranged side by side, which all easily leads to limited installation space and installation form of the electric pump assembly, and the installation space and installation form are greatly affected by the chassis space and peripheral parts, interference is easily generated, and the layout of the chassis is not conducive. Therefore, the structure of the electric pump assembly is further optimized.

[0039] The electric pump assembly, the suspension system and the vehicle of the embodiments of the present application are described below.

[0040] As shown in Figures 1 to 4 The electric pump assembly 100 of the embodiments of the present application includes a first motor pump 1 and a second motor pump 2.

[0041] The first motor pump 1 has a first motor housing 11. The second motor pump 2 has a second motor housing 21. The motor driving element in the first motor pump 1 is arranged in the first motor housing 11, and the motor driving element in the second motor pump 2 is arranged in the second motor housing 21.

[0042] One end of the axis direction of the first motor housing 11 and one end of the axis direction of the second motor housing 21 are connected. The first motor housing 11 and the second motor housing 21 can be integrally provided and integrally formed in the manufacturing process. Of course, the first motor housing 11 and the second motor housing 21 can also be separately provided, and the first motor housing 11 and the second motor housing 21 are respectively manufactured in the manufacturing process. In assembly, the first motor housing 11 and the second motor housing 21 can be connected together through a connecting piece, a fastener or the like, so as to form a stable electric pump assembly 100.

[0043] The axis direction of the first motor housing 11 and the axis direction of the second motor housing 21 have a preset included angle A, and the preset included angle A is greater than 0 degrees and less than 180 degrees. It can be understood that the first motor housing 11 and the second motor housing 21 are arranged in a generally V shape. The size of the preset included angle A can be 10 degrees, 30 degrees, 45 degrees, 53 degrees, 74 degrees, 90 degrees, 120 degrees, 176 degrees, etc.

[0044] In order to more reasonably allocate the circumferential space of the electric pump assembly 100, the preset included angle A can be greater than 45 degrees and less than 180 degrees. Preferably, the preset included angle A can be greater than or equal to 90 degrees and less than 180 degrees.

[0045] In the space layout on the chassis, the space can be reasonably allocated according to the size and position of each component, and based on the space requirement, the preset included angle between the first motor housing 11 and the second motor housing 21 in the electric pump assembly, the arrangement position of each component is more reasonable, the space allocation is more sufficient, and the space utilization rate of the chassis is improved.

[0046] The electric pump assembly of the embodiment of the utility model, through reasonably arranging the included angle of the axial direction of the first motor housing 11 and the second motor housing 21, the space proportion of the two sides of the electric pump assembly 100 is more reasonably allocated according to the space layout requirement on the chassis, the space utilization rate on the chassis is improved, the requirement for the space of the chassis is reduced, and the adaptability is better.

[0047] In some embodiments, the electric pump assembly further comprises a controller 3, and the controller 3 has a controller housing 31 connected with the first motor housing 11 and the second motor housing 21. The electric control elements in the controller are arranged in the controller housing 31 and are electrically connected with the first motor pump and the second motor pump. The controller housing 31 has a first section 311 and a second section 312. The first section 311 is arranged on the side wall of the first motor housing 11, and the length extension direction of the first section 311 is parallel to the axial direction of the first motor housing 11, and the second section 312 is arranged on the side wall of the second motor housing 21, and the length extension direction of the second section 312 is parallel to the axial direction of the second motor housing 21.

[0048] It can be understood that the included angle between the length extension direction of the first section 311 and the length extension direction of the second section 312 is the same as the preset included angle A between the axial direction of the first motor housing 11 and the axial direction of the second motor housing 21.

[0049] The first section 311 and the second section 312 are integrally formed. Alternatively, the first section 311 and the second section 312 are separately arranged, and one end of the length direction of the first section 311 abuts and connects with one end of the length direction of the second section 312. The first section 311 has a first cavity, and the second section has a second cavity, and the first cavity and the second cavity are independent sealed cavities, or the first cavity and the second cavity are communicated and define a sealed cavity.

[0050] The electric pump assembly of another specific embodiment of the utility model is described below.

[0051] Embodiment one:

[0052] As shown in Figure 1 An electric pump assembly, comprising a first motor pump 1, a second motor pump 2 and a controller 3.

[0053] The first motor pump 1 has a first motor shell 11 and a first pump shell 12. A motor driving element in the first motor pump 1 is arranged in the first motor shell 11, a pump driving element in the first motor pump 1 is arranged in the first pump shell 12, and the motor driving element and the pump driving element in the first motor pump 1 are in transmission connection.

[0054] The second motor pump 2 has a second motor shell 21 and a second pump shell 22. A motor driving element in the second motor pump 2 is arranged in the second motor shell 21, a pump driving element in the second motor pump 2 is arranged in the second pump shell 22, and the motor driving element and the pump driving element in the second motor pump 2 are in transmission connection.

[0055] The first motor shell 11 and the second motor shell 21 can be integrally arranged and integrally formed during manufacturing. The axial direction of the first motor shell 11 and the axial direction of the second motor shell 21 have a preset included angle A, and the preset included angle A is 90 degrees.

[0056] One end of the axial direction of the first motor shell 11 is connected to one end of the axial direction of the second motor shell 21. The first pump shell 12 is connected to an end of the first motor shell 11 away from the second motor shell 21, and the second pump shell 22 is connected to an end of the second motor shell 21 away from the first motor shell 11.

[0057] The controller 3 has a controller shell 31 connected to the first motor shell 11 and the second motor shell 21. The controller shell 31 has a first section 311 and a second section 312. The first section 311 and the second section 312 are integrally arranged. The first section 311 is arranged on a side wall of the first motor shell 11, and the length extension direction of the first section 311 is parallel to the axial direction of the first motor shell 11. The second section 312 is arranged on a side wall of the second motor shell 21, and the length extension direction of the second section 312 is parallel to the axial direction of the second motor shell 21. In this embodiment, the included angle between the length extension direction of the first section 311 and the length extension direction of the second section 312 is 90 degrees.

[0058] The first section 311 has a first cavity, and the second section has a second cavity. The first cavity and the second cavity are in communication and define a sealed cavity. An electric control element in the controller is arranged in the sealed cavity.

[0059] The electric pump assembly of the embodiment of the utility model has the advantages that the included angle of the axial directions of the first motor shell 11 and the second motor shell 21 is reasonably arranged, so that the space proportion of the two sides of the electric pump assembly 100 can be more reasonably distributed according to the space layout requirement on the chassis, the space utilization rate on the chassis is improved, the requirement for the space on the chassis is reduced, and the adaptability is better.

[0060] Example 2:

[0061] like Figure 2 As shown, an electric pump assembly includes a first motor pump 1, a second motor pump 2, and a controller 3. The structure in this embodiment is basically the same as that in Embodiment 1, and the similarities will not be repeated. The difference is that the axial direction of the first motor housing 11 and the axial direction of the second motor housing 21 have a preset angle A, which is 150 degrees.

[0062] Example 3:

[0063] like Figure 3 As shown, an electric pump assembly includes a first motor pump 1, a second motor pump 2, and a controller 3. The structure in this embodiment is basically the same as that in Embodiment 1, and the similarities will not be repeated. The difference lies in that the first motor housing 11 and the second motor housing 21 are separately disposed, and are manufactured separately during the manufacturing process. One axial end of the first motor housing 11 has a first abutment surface, and one axial end of the second motor housing 21 has a second abutment surface, which abut against each other.

[0064] Multiple connectors 4 are provided between the first motor housing 11 and the second motor housing 21. The connectors 4 are zigzag plates, roughly V-shaped. One end of the connector 4 is fitted and abutted against the first motor housing 11 and connected by bolts or other fasteners 41, and the other end of the connector 4 is fitted and abutted against the second motor housing 21 and connected by bolts or other fasteners 41.

[0065] Example 4:

[0066] like Figure 4 As shown, an electric pump assembly includes a first motor pump 1, a second motor pump 2, and a controller 3. The structure in this embodiment is basically the same as that in Embodiment 3, and the similarities will not be repeated. The difference is that the axial direction of the first motor housing 11 and the axial direction of the second motor housing 21 have a preset angle A, which is 150 degrees.

[0067] Example 5:

[0068] An electric pump assembly includes a first motor pump 1, a second motor pump 2, and a controller 3. The structure in this embodiment is basically the same as that in Embodiment 1, and the similarities will not be repeated. The difference lies in that the first section 311 and the second section 312 in the controller housing 31 are separately configured. One end of the first section 311 along its length direction abuts against and connects with one end of the second section 312 along its length direction. The first section 311 has a first chamber, and the second section has a second chamber; the first chamber and the second chamber are independent, sealed chambers.

[0069] The suspension system of the embodiment of the utility model, including first shock absorber subassembly, second shock absorber subassembly and electric pump subassembly, electric pump subassembly is the electric pump subassembly of any one embodiment above, first motor pump is connected with first shock absorber subassembly, second motor pump is connected with second shock absorber subassembly. Electric pump subassembly is used for adjusting the performance of first shock absorber subassembly and second shock absorber subassembly.

[0070] The vehicle of the embodiment of the utility model, including the electric pump subassembly of any one embodiment above or the suspension system above. The beneficial effects that the vehicle achieves in this embodiment are same with the beneficial effects that the electric pump subassembly or the suspension system achieves in the above embodiment, so it is not described again.

[0071] In the description of the utility model, it is understood that the orientation or positional relationship indicated by the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential" are based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the utility model and simplifying the description, and therefore cannot be understood as indicating or implying that the devices or elements indicated must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the utility model.

[0072] In addition, the terms "first" and "second" are only for the purpose of description, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined with "first" and "second" can explicitly or implicitly include at least one of the features. In the description of the utility model, the meaning of "multiple" is at least two, such as two, three, etc., unless otherwise specifically limited.

[0073] In the utility model, unless otherwise specifically defined and limited, the terms "mounting", "connection", "connection", "fixing" and other terms should be understood broadly, for example, it can be fixedly connected, or it can be detachably connected, or it can be integrated; it can be mechanically connected, or it can be electrically connected or in communication with each other; it can be directly connected, or it can be indirectly connected through an intermediate medium; it can be the communication or interaction relationship between two elements, unless otherwise specifically limited. For ordinary skilled in the art, the specific meaning of the above terms in the utility model can be understood according to the specific circumstances.

[0074] In the present application, unless otherwise explicitly specified and limited, the first feature is "on" or "under" the second feature, which can be direct contact between the first and second features, or indirect contact through an intermediate medium. Moreover, the first feature "above", "above" and "above" the second feature can be directly above or obliquely above the first feature, or only indicate that the horizontal height of the first feature is higher than that of the second feature. The first feature "below", "below" and "below" the second feature can be directly below or obliquely below the first feature, or only indicate that the horizontal height of the first feature is less than that of the second feature.

[0075] In the present application, the terms "one embodiment", "some embodiments", "example", "specific example" or "some examples" mean that the specific features, structures, materials or characteristics described in connection with the embodiment or example are included in at least one embodiment or example of the present application. In the present application, the illustrative description of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner. In addition, those skilled in the art can combine and combine different embodiments or examples described in the present application and the features of different embodiments or examples without contradiction.

[0076] Although the embodiments of the present application have been shown and described above, it is understood that the above embodiments are exemplary and cannot be understood as limiting the present application, and those skilled in the art can change, modify, replace and modify the above embodiments within the scope of the present application.

Claims

1. An electric pump assembly, characterized in that, include: A first electric pump, the first electric pump having a first electric motor housing; The second motor pump has a second motor housing. One end of the first motor housing along the axial direction is connected to one end of the second motor housing along the axial direction. The axial direction of the first motor housing and the axial direction of the second motor housing have a preset angle, which is greater than 0 degrees and less than 180 degrees.

2. The electric pump assembly according to claim 1, characterized in that, The first motor housing and the second motor housing are integrally formed.

3. The electric pump assembly according to claim 1, characterized in that, The first motor housing and the second motor housing are separate, independent components.

4. The electric pump assembly according to claim 3, characterized in that, The first motor housing has a first abutting surface at one axial end, and the second motor housing has a second abutting surface at one axial end, and the first abutting surface and the second abutting surface abut against each other; And / or, it also includes a connector, one end of which is connected to the first motor housing by a fastener, and the other end of which is connected to the second motor housing by a fastener.

5. The electric pump assembly according to claim 1, characterized in that, The first motor pump has a first pump housing, and the second motor pump has a second pump housing. The first pump housing is connected to the end of the first motor housing that is away from the second motor housing, and the second pump housing is connected to the end of the second motor housing that is away from the first motor housing. And / or, the preset included angle is greater than or equal to 90 degrees and less than 180 degrees.

6. The electric pump assembly according to claim 1, characterized in that, It also includes a controller, which has a controller housing connected to the first motor housing and the second motor housing.

7. The electric pump assembly according to claim 6, characterized in that, The controller housing has a first section and a second section. The first section is disposed on the side wall of the first motor housing, and the length extension direction of the first section is parallel to the axial direction of the first motor housing. The second section is disposed on the side wall of the second motor housing, and the length extension direction of the second section is parallel to the axial direction of the second motor housing.

8. The electric pump assembly according to claim 7, characterized in that, The first section and the second section are integrally formed; Alternatively, the first section and the second section are separately configured, with one end of the first section in the length direction connected to one end of the second section in the length direction; And / or, the first section has a first chamber, the second section has a second chamber, the first chamber and the second chamber are independent sealed chambers, or the first chamber and the second chamber are connected and define a sealed chamber.

9. A suspension system, characterized in that, include: First damping component and second damping component; An electric pump assembly, wherein the electric pump assembly is as described in any one of claims 1 to 8, wherein the first motor pump is connected to the first shock absorber assembly, and the second motor pump is connected to the second shock absorber assembly.

10. A vehicle, characterized in that, Includes the electric pump assembly as described in any one of claims 1 to 8, or the suspension system as described in claim 9.

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